Seiko Cal. 4411 - 657

This Spring Drive model from 1967 features a 42mm Hardlex-Coated Steel case. It features a White dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-e3553f297afb]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

28j

Frequency

36,000 bph

Power Reserve

46 hours

Year

1967

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